id:A120237 - OEIS Search Results

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A120237

Split-floor-multiplier sequence (SFMS) using multipliers 2^(-1/2) and 2^(1/2). (SFMS is defined at A120229.).

+0
2

1, 2, 4, 5, 3, 8, 9, 11, 6, 7, 15, 16, 18, 19, 10, 22, 12, 25, 13, 14, 29, 31, 32, 33, 17, 36, 38, 39, 20, 21, 43, 45, 23, 24, 49, 50, 26, 53, 27, 28, 57, 59, 30, 62, 63, 65, 66, 67, 34, 35, 72, 73, 37, 76, 77, 79, 40, 41, 83, 42, 86, 87, 44, 90, 91, 46, 47, 48, 97, 98, 100, 101 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`A permutation of the natural numbers.`
	FORMULA	`a(n)=[nr] if this is positive and new, else a(n)=[n/r], where r=2^(-1/2).`
	CROSSREFS	`Cf. A120229, A120238.` `Sequence in context: A159958 A071770 A105529 this_sequence A026182 A026198 A026206` `Adjacent sequences: A120234 A120235 A120236 this_sequence A120238 A120239 A120240`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu), Jun 11 2006`

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Last modified December 6 13:45 EST 2009. Contains 170429 sequences.

AT&T Labs Research